Apache Powder Company Threshold Days by Year (USC00020309)

14 fixed thresholds counted per year at Apache Powder Company (USC00020309): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Apache Powder Company Thresholds

Apache Powder Company: days with 10 mm (0.39 in) or more of precipitation in 65 years, most in 1976 with 20.
Apache Powder Company: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1940 with 6.
Apache Powder Company: days with a maximum temperature at or above 30 C (86 F) in 42 years, most in 1989 with 175.
Apache Powder Company: days with a maximum temperature at or above 35 C (95 F) in 42 years, most in 1951 with 91.
14 fixed thresholds have at least one qualifying day at Apache Powder Company.

Days at or above 30 C (86 F)

42 years with a qualifying day

Days per year at Apache Powder Company with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 175 in 1989.

Days at or above 30 C (86 F) per year at Apache Powder Company
Year	Days	Decade average
1945	144	157.5
1946	158	157.5
1947	162	157.5
1948	166	157.5
1950	164	151.2
1951	144	151.2
1952	169	151.2
1953	152	151.2
1954	161	151.2
1955	140	151.2
1956	156	151.2
1957	130	151.2
1958	138	151.2
1959	158	151.2
1960	156	154.2
1961	159	154.2
1962	164	154.2
1963	171	154.2
1964	139	154.2
1965	152	154.2
1966	147	154.2
1967	149	154.2
1968	148	154.2
1969	157	154.2
1970	116	145.9
1971	143	145.9
1972	171	145.9
1973	170	145.9
1974	152	145.9
1975	145	145.9
1976	136	145.9
1977	113	145.9
1979	167	145.9
1980	163	146.6
1981	147	146.6
1983	129	146.6
1984	139	146.6
1985	140	146.6
1986	136	146.6
1987	132	146.6
1988	158	146.6
1989	175	146.6

For each year, a bar from the first to the last day at Apache Powder Company meeting 30 C (86 F).

First to last qualifying date each year at Apache Powder Company
Year	First date	Last date
1945	1945-04-09	1945-11-05
1946	1946-04-01	1946-10-23
1947	1947-04-17	1947-11-02
1948	1948-04-15	1948-10-16
1950	1950-03-22	1950-10-31
1951	1951-04-23	1951-10-20
1952	1952-04-04	1952-10-29
1953	1953-03-27	1953-10-18
1954	1954-04-07	1954-10-22
1955	1955-04-15	1955-10-20
1956	1956-03-24	1956-10-22
1957	1957-02-13	1957-10-10
1958	1958-04-18	1958-10-17
1959	1959-04-02	1959-10-27
1960	1960-03-07	1960-10-09
1961	1961-04-02	1961-10-21
1962	1962-03-26	1962-11-03
1963	1963-03-28	1963-10-29
1964	1964-04-15	1964-10-29
1965	1965-04-16	1965-10-26
1966	1966-04-01	1966-10-29
1967	1967-03-16	1967-10-25
1968	1968-04-30	1968-10-29
1969	1969-03-30	1969-10-17
1970	1970-05-04	1970-10-12
1971	1971-03-23	1971-10-14
1972	1972-03-01	1972-10-17
1973	1973-04-26	1973-11-12
1974	1974-03-16	1974-10-11
1975	1975-04-21	1975-10-30
1976	1976-04-11	1976-10-11
1977	1977-04-07	1977-10-17
1979	1979-04-14	1979-10-27
1980	1980-04-09	1980-11-08
1981	1981-04-06	1981-10-08
1983	1983-04-24	1983-10-10
1984	1984-04-14	1984-09-30
1985	1985-04-07	1985-10-25
1986	1986-02-25	1986-10-01
1987	1987-04-16	1987-10-29
1988	1988-03-25	1988-11-07
1989	1989-03-08	1989-10-24

Every Fixed Threshold

Fixed thresholds at Apache Powder Company
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	42	175	1989	175
35 C (95 F): Days	42	91	1951	65
40 C (104 F): Days	39	16	1974	10
90 F (32.2 C): Days	42	143	1948	143
100 F (37.8 C): Days	42	49	1980	28
110 F (43.3 C): Days	2	1	1958	1
0 C (32 F): Frost days (min	39	119	1975	92
-10 C (14 F): Days with min	30	12	1964	3
20 C (68 F): Tropical nights (min	38	31	1969	13
25 C (77 F): Days with min	3	1	1958	1
10 mm (0.39 in): Days with 10 mm or more rain	65	20	1976	7
25 mm (0.98 in): Days with 25 mm or more rain	50	6	1940	3
50 mm (1.97 in): Days with 50 mm or more rain	6	2	1943	1
10 cm (3.9 in): Days with 10 cm or more snowfall	1	0	n/a	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

Data for Apache Powder Company threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Apache Powder Company Threshold Days by Year (USC00020309)

Key Facts for Apache Powder Company Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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